The Chilkat Compression component provides general in-memory data compression. It supports the following compression algorithms: PPMD, Deflate, Bzip2, and LZW. It provides "Begin", "More", and "End" methods allowing for large amounts of data to be compressed in streaming mode.
Data Compression ActiveX Features
o PPMD Compression - Best Algorithm for compressing text.
o Bzip2 Compression
o Deflate Compression - The algorithm most commonly used for .zip
o LZW Compression
o Compress and decompress in streaming mode w/ Begin, More, and End methods.
o Work directly with Hex or Base64 encoded string representations of compressed data.
o Simple CompressFile method for file compression.